7b9b823f441814129369e2e60b1ee1a5019a198798c702d8c74056d018c0d316

Analysis

max time kernel
92s
max time network
95s
platform
windows10-2004_x64
resource
win10v2004-20240709-en
resource tags

arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
submitted
22-07-2024 01:07

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General

Target

3ad486fd7788db7765ba191096940d50N.exe
Size

134KB
MD5

3ad486fd7788db7765ba191096940d50
SHA1

c72e600c200221aeb924e9912a8098c786314ecb
SHA256

7b9b823f441814129369e2e60b1ee1a5019a198798c702d8c74056d018c0d316
SHA512

95c12e6572f4c68b374ae7850021eaa877fc7964a2b79c0faeaa28c2c4fd5baf9373dda40aa3e26d2fb4c5e3a2107b61f434f14aa1b8ba5c1384a8ef35f88e7f
SSDEEP

1536:rF0AJELopHG9aa+9qX3apJzAKWYr0v7ioy6paK2AZqMIK7aGZh38QU:riAyLN9aa+9U2rW1ip6pr2At7NZuQU

Score

7^/10

persistence upx

Malware Config

Signatures

Executes dropped EXE 1 IoCs

pid	Process
4900	WwanSvc.exe

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/5064-0-0x00000000003F0000-0x0000000000418000-memory.dmp	upx
behavioral2/memory/4900-4-0x0000000000950000-0x0000000000978000-memory.dmp	upx
behavioral2/files/0x000a000000023498-3.dat	upx
behavioral2/memory/5064-5-0x00000000003F0000-0x0000000000418000-memory.dmp	upx
behavioral2/memory/4900-7-0x0000000000950000-0x0000000000978000-memory.dmp	upx

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Window Update = "\"C:\\ProgramData\\Update\\WwanSvc.exe\" /run"	3ad486fd7788db7765ba191096940d50N.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5064 wrote to memory of 4900	5064	3ad486fd7788db7765ba191096940d50N.exe	84
PID 5064 wrote to memory of 4900	5064	3ad486fd7788db7765ba191096940d50N.exe	84
PID 5064 wrote to memory of 4900	5064	3ad486fd7788db7765ba191096940d50N.exe	84

C:\Users\Admin\AppData\Local\Temp\3ad486fd7788db7765ba191096940d50N.exe
"C:\Users\Admin\AppData\Local\Temp\3ad486fd7788db7765ba191096940d50N.exe"
1⤵
- Adds Run key to start application
- Suspicious use of WriteProcessMemory
PID:5064
- C:\ProgramData\Update\WwanSvc.exe
  "C:\ProgramData\Update\WwanSvc.exe" /run
  2⤵
  - Executes dropped EXE
  PID:4900

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Defense Evasion

Modify Registry

T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\Update\WwanSvc.exe

Filesize
134KB

MD5
73fa1a3aa389c58470a2e32d2a989a14

SHA1
50699f886fe77f9860b4dba783856d148f55d264

SHA256
4cf54cc9f5c3fb450094731dca070c6c2f8d70cd788c453a08754e869f680371

SHA512
ed070d61b9605535b65ac01da004af4c248546d96636187d97eecbb997ea081b8f8334b7e004bd709f1ad78e558693abfac237e7f34d311298478c7ef1cf3c52

Download Submit
memory/4900-4-0x0000000000950000-0x0000000000978000-memory.dmp

Filesize
160KB

Download
memory/4900-7-0x0000000000950000-0x0000000000978000-memory.dmp

Filesize
160KB

Download
memory/5064-0-0x00000000003F0000-0x0000000000418000-memory.dmp

Filesize
160KB

Download
memory/5064-5-0x00000000003F0000-0x0000000000418000-memory.dmp

Filesize
160KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads